Providing, installation, testing and commissioning of 5000 GPH x 250 meter head (standby) pump motor set alongwith allied works at pumping station Dhema.

Amount

Providing, installation testing and commissioning of 5000 GPH X 250 meters head HC Pump and motor set alongwith allied works coupled with minimum 60 HP motor at pumping station Dhema by way of shifting of pump motor set with allied accessories upto road side near pumping station Dhema by mechanical transport including loading / unloading the same from vehicle with the help crane, manual labour and then dragging manually up to the pump room on channels/pipes using pick axes, crowbars, ropes, tripod stand etc. and stacking inside pump-room. Dismantling of old wornout HC pumping unit of capacity 5000 GPH x 250 meter head and motor by way of disconnecting of all incoming electrical connections, decoupling of pump and motor, unfastening from base frame and shifting to safer place. Dismantling / extraction / cutting of worn out suction and delivery bends, pipes and connected old unserviceable sluice valves, reflux valves fitted with suction, delivery, manifold etc. and subsequently plugging of open end of delivery pipe line near manifold by Fabrication/providing & fitting of blind flange of suitable thickness with rubber gasket, nuts, bolts etc. to withstand the pressure as well as velocity head created during running of other pumping units. Cutting of base frame from RCC foundation block with gas cutter by using oxygen acetylene gas. Dismantling /breaking of old existing RCC block by way of deploying skilled and un skilled labour by using pneumatic hammer, high carbon chisels and other tools and tackles etc. up to the depth of approx. 2 meters alongwith cutting of old steel mesh. The job includes earthwork in bulk excavation around the foundation block on each of the four sides of the block up to the depth of about 2 meters so as to form a size of 6’x3’x3’.Dumping of excavated material outside the pump room at a distance of 100 meters approximately. Providing and fabrication of 6 no. foundation bolts of suitable diameter and one meter long by threading them at one end and making of anchor to other end. Laying of bed concrete of 1:4:8 mix using 20 percent aggregate, laying of RCC of 1:1.5:3 mix including supply/fixing of form work / shuttering, aggregates, sand and cement, reinforcement steel 12mm complete with cutting, bending, placing in position and binding , angle iron for supporting/alignment of base-frame, welding, placing of foundation bolts with base frame and making proper alignment of base frame horizontally as well as longitudinally, deployment of vibrator,mixer, welding set, tools and tackles etc. and curing complete. Job further includes dragging of pump motor set from the stacking place and then placing them on the base frame by manual labour and other tools and tackles, Leveling of pump motor set on the base frame by using laminated sheet, strips and coupling thereof. Laying of 80mm dia MS suction and 80mm dia MS delivery pipe lines to the pump set by providing and cutting of 80mm dia MS pipes as per site requirement in the convenient lengths with the help of oxygen acetylene gas.The cut edges shall be grinded with grinder to give them a smooth and even surface and then laying, aligning, welding of suction and delivery pipes in continuous weld including providing, fabrication and fitting of 80mm dia MS bends, flanges, expanders, reducers, rubber gaskets, as per requirement, providing and fitting of 80mm dia CI sluice valve along with nuts, bolts, gaskets etc. on the suction pipe line and 80mm dia cast steel sluice valve and cast steel NRV one no. each with bypass system including nuts, bolts, gasket, flanges on the delivery pipe side of pump set and connecting with manifold. The weld should be free from blow holes and porosity to have leak proof water tight joint. Suctions / delivery pipelines should by properly painted with red oxide primer and subsequently good quality black paint. Providing / fitting of 250 ampere MCCB, 50KA breaking strength of Havells / L&T or other equivalent make, on the board of the pump room by replacing damaged MCCB alongwith replacement of old and wornout aluminum strips-4nos. of bus bar with new ones of higher rating. Job further includes providing and laying of 95mm2 3.5 core armoured aluminum cable from pole upto the bus bar as per site requirement approx. 25 meters in length, copper cable from bus bar to panel approximately 16 meters in length and further from panel to motor approx. 30 meters in length both of suitable rating confirming to ISI standard compatible with the rating of motor / system complete with thimbles and insulation material. Complete job includes cost of material and machinery, transportation charges, manual carriage charges, skilled and unskilled labour charges, hire charges of tools and tackles etc.(complete job).

GANPATI ELECTRICAL AND MECHANICAL WORKS

N B Engineering and Electric Works